2783708960

素因数分解:

$2^5\times 5^1\times {\mathrm{661}}^1\times {\mathrm{26321}}^1$

素因数の和:26997

約数の個数: 48

約数和(自身を含む): 6586711992

約数和(自身を除く): 3803003032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 661, 1322, 2644, 3305, 5288, 6610, 10576, 13220, 21152, 26321, 26440, 52642, 52880, 105284, 105760, 131605, 210568, 263210, 421136, 526420, 842272, 1052840, 2105680, 4211360, 17398181, 34796362, 69592724, 86990905, 139185448, 173981810, 278370896, 347963620, 556741792, 695927240, 1391854480, 2783708960]

約数ペア:

[(1, 2783708960), (2, 1391854480), (4, 695927240), (5, 556741792), (8, 347963620), (10, 278370896), (16, 173981810), (20, 139185448), (32, 86990905), (40, 69592724), (80, 34796362), (160, 17398181), (661, 4211360), (1322, 2105680), (2644, 1052840), (3305, 842272), (5288, 526420), (6610, 421136), (10576, 263210), (13220, 210568), (21152, 131605), (26321, 105760), (26440, 105284), (52642, 52880)]